反应详情

A mixture of Compound IIi (0.2 g) obtained in Reference Example 9, a 80% aqueous solution (2 ml) of acetic acid, sulfamic acid (0.145 g), and a 80% aqueous solution (0.084 g) of sodium chlorite was stirred at room temperature one night. The mixture was diluted with water, and then the precipitated solid was collected by filtration and dried to give Compound IIab (0.259 g, 83%) as white crystals.

1. customobtained in Reference Example 9
2. filtrationthe precipitated solid was collected by filtration
3. customdried
4. customto give Compound IIab (0.259 g, 83%) as white crystals